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author Aaron Giles <aaron@aarongiles.com>2008-01-17 06:06:37 +0000
committer Aaron Giles <aaron@aarongiles.com>2008-01-17 06:06:37 +0000
commit7de11b58a912b7fab4302ed0b5a358662b92d18f (patch)
tree393033bec69f4549fe942f4b63128db22a599f06
parent5fceb8502c905776f2846ab3a67e1f0fd85f63e9 (diff)
Fixed crosshairs for eggventr/lethalj.
-rw-r--r--src/mame/video/lethalj.c12
1 files changed, 7 insertions, 5 deletions
diff --git a/src/mame/video/lethalj.c b/src/mame/video/lethalj.c
index bd98eda84f8..275c6dbd5c3 100644
--- a/src/mame/video/lethalj.c
+++ b/src/mame/video/lethalj.c
@@ -33,10 +33,12 @@ static UINT8 blank_palette;
*
*************************************/
-INLINE void get_crosshair_xy(int player, int *x, int *y)
+INLINE void get_crosshair_xy(running_machine *machine, int player, int *x, int *y)
{
- *x = ((readinputport(2 + player * 2) & 0xff) * Machine->screen[0].width) / 255;
- *y = ((readinputport(3 + player * 2) & 0xff) * Machine->screen[0].height) / 255;
+ int width = machine->screen[0].visarea.max_x + 1 - machine->screen[0].visarea.min_x;
+ int height = machine->screen[0].visarea.max_y + 1 - machine->screen[0].visarea.min_y;
+ *x = ((readinputport(2 + player * 2) & 0xff) * width) / 255;
+ *y = ((readinputport(3 + player * 2) & 0xff) * height) / 255;
}
@@ -57,14 +59,14 @@ READ16_HANDLER( lethalj_gun_r )
case 4:
case 5:
/* latch the crosshair position */
- get_crosshair_xy(offset - 4, &beamx, &beamy);
+ get_crosshair_xy(Machine, offset - 4, &beamx, &beamy);
gunx = beamx;
guny = beamy;
blank_palette = 1;
break;
case 6:
- result = gunx/2;
+ result = gunx / 2;
break;
case 7: